---
title: "Reference: LangWatch Integration | Kastrax Observability Docs"
description: Documentation for integrating LangWatch with Kastrax, a specialized observability platform for LLM applications.
---

# LangWatch ✅

LangWatch is a specialized observability platform for LLM applications.

## Configuration ✅

To use LangWatch with Kastrax, configure these environment variables:

```env
LANGWATCH_API_KEY=your_api_key
LANGWATCH_PROJECT_ID=your_project_id
```

## Implementation ✅

Here's how to configure Kastrax to use LangWatch:

```typescript
import { Kastrax } from "@kastrax/core";
import { LangWatchExporter } from "langwatch";

export const kastrax = new Kastrax({
  // ... other config
  telemetry: {
    serviceName: "your-service-name",
    enabled: true,
    export: {
      type: "custom",
      exporter: new LangWatchExporter({
        apiKey: process.env.LANGWATCH_API_KEY,
        projectId: process.env.LANGWATCH_PROJECT_ID,
      }),
    },
  },
});
```

## Dashboard ✅

Access your LangWatch dashboard at [app.langwatch.ai](https://app.langwatch.ai)
